22180684152101 has 2 divisors, whose sum is σ = 22180684152102. Its totient is φ = 22180684152100.

The previous prime is 22180684152089. The next prime is 22180684152127. The reversal of 22180684152101 is 10125148608122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22155331233025 + 25352919076 = 4706945^2 + 159226^2 .

It is a cyclic number.

It is not a de Polignac number, because 22180684152101 - 2³⁰ = 22179610410277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22180684152131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11090342076050 + 11090342076051.

It is an arithmetic number, because the mean of its divisors is an integer number (11090342076051).

Almost surely, 2^{22180684152101} is an apocalyptic number.

It is an amenable number.

22180684152101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22180684152101 is an equidigital number, since it uses as much as digits as its factorization.

22180684152101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 41.

The spelling of 22180684152101 in words is "twenty-two trillion, one hundred eighty billion, six hundred eighty-four million, one hundred fifty-two thousand, one hundred one".